diff --git a/.github/workflows/sync_readme.yml b/.github/workflows/sync_readme.yml
index 14a1d8d2..c1552fb1 100644
--- a/.github/workflows/sync_readme.yml
+++ b/.github/workflows/sync_readme.yml
@@ -4,6 +4,9 @@ on:
   push:
     branches:
       - main
+  pull_request:
+    branches:
+      - main
 
 jobs:
   sync-readme: